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10200220230 = 2351123302767
BaseRepresentation
bin10010111111111101…
…10000001001000110
3222022212111212122110
421133332300021012
5131342224021410
64404054041450
7510525304254
oct113776601106
928285455573
1010200220230
114364838482
121b88049286
13c67320a95
146ca9a15d4
153ea75c720
hex25ffb0246

10200220230 has 32 divisors (see below), whose sum is σ = 24502408704. Its totient is φ = 2717627616.

The previous prime is 10200220229. The next prime is 10200220237. The reversal of 10200220230 is 3202200201.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200220237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117694 + ... + 185073.

It is an arithmetic number, because the mean of its divisors is an integer number (765700272).

Almost surely, 210200220230 is an apocalyptic number.

10200220230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10200220230 is an abundant number, since it is smaller than the sum of its proper divisors (14302188474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10200220230 is a wasteful number, since it uses less digits than its factorization.

10200220230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303900.

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 10200220230 its reverse (3202200201), we get a palindrome (13402420431).

The spelling of 10200220230 in words is "ten billion, two hundred million, two hundred twenty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1123 2246 3369 5615 6738 11230 16845 33690 302767 605534 908301 1513835 1816602 3027670 4541505 9083010 340007341 680014682 1020022023 1700036705 2040044046 3400073410 5100110115 10200220230